Creating a text file and adding a timestamp

#include <iostream>
#include <fstream>
#include <string>
#include <chrono>

using namespace std;

int main()
{
    // create a time stamp string
    auto now = chrono::system_clock::now();

    time_t time = chrono::system_clock::to_time_t(now);

    string timestamp = to_string(time);

    // create a file stream object and open a file with a timestamp in its name
    ofstream outfile("x64/example_" + timestamp + ".txt");

    // check if the file was opened successfully
    if ( !(outfile.is_open()) )
    {
        cout << "Failed to open the file." << "\n";

        return 1;
    }

    // write some text to the file
    outfile << "This is an example text file created with C++." << "\n";

    // close the file stream
    outfile.close();

    return 0;
}